 | | Journal (article/letter/editorial) | | 157 Simpso'aite and other tantalate~ from Bikita, Southern Rhodesia. By A. M. MAcommoa, M.A., F.G.S...of Southern Rhodesia. [Read November 1, 1945.] Bikita till and tantalum field is cenCred about 43 miles...the Mdara mine and the Al Hayat claims situated about three-quarters of a mile apart. The Mdara mine...columbium to tantalum varies considerably. At the Mdara mine the ratio of TazO 6 to Cb~Os varies in different...b y Gelding in a sample f r o m t h e M d a r a mine, w h i c h i n c l u d e d ore f r o m a n e w p |  | | Journal (issue) | | y. 8. Zircons and Monazite from the Tambane district, SouthernProvince,Nyasaland-(Iead method 28 )...Zircons from nepheline-syenite-gneiss, south of Mine Camp, Tambane apparent ages of four samples: 515...from an albite-aegirine rocl( 2 miles north-west of Mine Camp, Tambane apparent age: 542 m.y. Average apparentage...the above: 550 m. y. 9. Davidite, Mavuzi, Tete District, Mozambique-(chemical analysis 29 ) uncorrected...45 ) apparent age: 625 11. Lepidolites,Karibib District, South-West Africa-(strontium, ± 70 m.y. 60 |  | | Book | | (formerly Belgian Congo), Zambia, 602 485 Zimbabwe Norway, 486 (formerly Rhodesia), 603 488 ...more km) from Coptos passed center for these district, correspond cites a King to the are to Bostock...location of the mines Holland’s translation, of district, and it could have been Probably these mines...north of Thebes. No emeralds exist the emerald mine through stones. Qift as as other mineral, ... he cited Rome time, and the “Peruvian emerald mine” is described the lead a was “A beautiful |  | | Book | | Keweenaw area of north Michigan; at the Copper Queen mine, Bisbee, Arizona and at Georgetown, New Mexico....areas including Kimberley, Pretoria (the Premier mine is in this area), and Jagersfontein in the Orange...Localities. Lead is found in Sweden at the Harstig mine, Pajsberg; from the gold placers of the Ural Mountains...several localities in Chile, and from the Mohawk mine, Keweenaw County, Michigan; also from Lake Superior...chalcocite. Localities. Fine crystals from the Calabona mine, Alghero, Sardinia; other localities are Chile, |  | | Book | | Pradesh. In addition, pegmatites of the Madurai district, Tamil Nadu, also contain REE minerals. Where...Area, Jharkhand and West Bengal . . 3.3.2 Simdega District, Jharkhand . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . 3.4.1 Jashpur District, Chhattisgarh . . . . . . . . . . . . . . . .... . . . . . . 3.4.3 Sarguja District, Chhattisgarh and Sonbhadra District, Uttar Pradesh . . . . . . ...River, Vadodara District, Gujarat . . . . . . . . . 3.5.2 Ujol River, Panchmahal District, Gujarat . . |  | | Book (edition) | | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...Pe Wr * se vat © C6 tad GAa Snive Sr Certain Mine (ax agry wh Oe ee — SS 4 eae wid Bharce ©...ye ty a ara id (ean ® “1 le hI AAP : oo A Mine seh Ranier “i i : lever vei ekealps ; cet ...coating fractures in sandstone at the Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely | | | Book (edition) | | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...coating fractures in sandstone at the Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely...Silver Plume district, and at the Little Emma mine, Clear Creek County; at the Enterprise mine, Dolores County;...lode, Summit County, and in the Cripple Creek district. It is also found in Canada; Mexico; Bolivia; |  | | Book | | want to check this, you will have to visit a salt mine; halides are dissolved by groundwater if they are...walking and for work in such places as quarries and mine dumps. The second requirement is for old, expendable...Collectors working on the spoil tip ofa mine. Quarries and mine workings remain a fruitful source for...metal or commodity markets, so it may be economic to mine a deposit one year but not the next. Abundance and...may now be of sufficient economic value for old mine waste tips to be reworked for, it. A good example | | | Book | | In the shafts and tunnels of a sixteenth-century mine INTRODUCTION arabic^groffcvinditaris.f} norrafludd9...want to check this, you will have to visit a salt mine; halides are dissolved by groundwater if they are...walking and for work in such places as quarries and mine dumps. The second requirement is for old, expendable...Collectors working on the spoil tip of a mine. Quarries and mine workings remain a fruitful source for the...metal or commodity markets, so it may be economic to mine a deposit one year but not the next. Abundance and |  | | Book (edition) | | Vesuvius, Italy (12, column 2) and SEMSEYITE, Julcani mine, Huancavelica, Peru (#3, column 2). Color, page...coating fractures in sandstone at the Fuernrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely...Pelican Dives rnine , Silver Plun1e district, and at the Little Emma mine, Clear Creek County; at the Enterprise...Juab County, and with austinite at the Gold Hill mine, Tooele County, Utal1; in Inyo, San Bernardino,...Simon mine, Mineral AENIGMATITE County , Nevada. Magnificent specimens occur at the Ojuela mine, Mapimi |
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